<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8"/>
    <title> 2-12 保持先后顺序(操作符优先级）</title>
    <link rel="stylesheet" type="text/css" href="../../../css/style.css"/>
    <style type="text/css">
    </style>

    <script type="text/javascript">
        var numa,numb,jq1;
        numa=5;
        numb=2;
        jq1=numa+30>10 && numb*3<20;
        jq2=(numa+30)/(7-numb)*3;
        document.write("jq1的值是:"+jq1+"<br>");
        document.write("jq2的值是:"+jq2+"<br>");
    </script>
</head>

<body>
<div align="center">
    <p><a href="../../index.php#jsjjp" class="fontSize" title="点击进入该目录">目录</a></p>
</div>

<!--<input type="button" onclick="zhencha()" value="点击查询"/>-->

<script type="text/javascript">

</script>

</body>
</html>
